I found many articles online, both pro and con regarding the use of fish oil in macular degeneration. If you have not already asked your retinal specialist about the use of fish oil, you might want to do that. My retinal specialist has been supportive of my use of other supplements that he says can do no harm even though they lack scientific research, proving how well they work. We do know that the Mediterranean diet, which includes fish may help slow the progression regards, Sharon Moore, patient leader.